* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* 字体无法选中 */
    user-select: none;
    font-family: "钉钉进步体 Regular";
}
#background-video {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}
/* 表单容器样式 */
.shell {
    position: relative;
    z-index: 1;
    opacity: 0.9;
}
.shell:hover{
    opacity: 1;
}
.error {
    display: inline-block;;
    color: red;
    margin-top: 10px;
    z-index: 99999;
}
.loading {
    display: none;
    font-size: 16px;
    color: #666;
    margin-top: 10px;
}
.loading.active {
    display: inline-block;
}

@font-face {
    font-family: "钉钉进步体 Regular";font-weight: 400;src: url("//at.alicdn.com/wf/webfont/WNXgXNFeSwAE/28QOuCt1OS7K.woff2") format("woff2"),
    url("//at.alicdn.com/wf/webfont/WNXgXNFeSwAE/Rwd1ESA4Bphw.woff") format("woff");
    font-display: swap;
  }


body {
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    background-color: #ecf0f3;
    color: #a0a5a8;
}

.shell {
    position: relative;
    width: 1000px;
    min-width: 1000px;
    min-height: 600px;
    height: 600px;
    padding: 25px;
    background-color: #ecf0f3;
    box-shadow: 10px 10px 10px #d1d9e6, -10px -10px 10px #f9f9f9;
    border-radius: 12px;
    overflow: hidden;
}

/* 设置响应式 */
@media (max-width: 1200px) {
    .shell {
        transform: scale(0.7);
    }
}

@media (max-width: 1000px) {
    .shell {
        transform: scale(0.6);
    }
}

@media (max-width: 800px) {
    .shell {
        transform: scale(0.5);
    }
}

@media (max-width: 600px) {
    .shell {
        transform: scale(0.4);
    }
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    width: 600px;
    height: 100%;
    padding: 25px;
    background-color: #ecf0f3;
    transition: 1.25s;
}

.form {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
    height: 100%;
}

.iconfont {
    margin: 0 5px;
    border: rgba(0, 0, 0, 0.5) 2px solid;
    border-radius: 50%;
    font-size: 25px;
    padding: 3px;
    opacity: 0.5;
    transition: 0.1s;
    font-family: "钉钉进步体 Regular";
}

.iconfont:hover {
    opacity: 1;
    transition: 0.15s;
    cursor: pointer;
}

.form_input {
    width: 350px;
    height: 40px;
    margin: 4px 0;
    padding-left: 25px;
    font-size: 13px;
    letter-spacing: 0.15px;
    border: none;
    outline: none;
    background-color: #ecf0f3;
    transition: 0.25s ease;
    border-radius: 8px;
    box-shadow: inset 2px 2px 4px #d1d9e6, inset -2px -2px 4px #f9f9f9;
}

.form_input:focus {
    box-shadow: inset 4px 4px 4px #d1d9e6, inset -4px -4px 4px #f9f9f9;
}

.form_span {
    margin-top: 30px;
    margin-bottom: 12px;
}

.form_link {
    color: #181818;
    font-size: 15px;
    margin-top: 25px;
    border-bottom: 1px solid #a0a5a8;
    line-height: 2;
}

.title {
    font-size: 34px;
    font-weight: 700;
    line-height: 3;
    color: #181818;
    letter-spacing: 10px;
    font-family: "钉钉进步体 Regular";
}

.description {
    font-size: 14px;
    letter-spacing: 0.25px;
    text-align: center;
    line-height: 1.6;
}

.button {
    width: 180px;
    height: 50px;
    border-radius: 25px;
    margin-top: 50px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1.15px;
    background-color: #4B70E2;
    color: #f9f9f9;
    box-shadow: 8px 8px 16px #d1d9e6, -8px -8px 16px #f9f9f9;
    border: none;
    outline: none;
}

.a-container {
    z-index: 100;
    left: calc(100% - 600px);
}

.b-container {
    left: calc(100% - 600px);
    z-index: 0;
}

.switch {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 400px;
    padding: 50px;
    z-index: 200;
    transition: 1.25s;
    background-color: #ecf0f3;
    overflow: hidden;
    box-shadow: 4px 4px 10px #d1d9e6, -4px -4px 10px #d1d9e6;
}

.switch_circle {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background-color: #ecf0f3;
    box-shadow: inset 8px 8px 12px #b8bec7, inset -8px -8px 12px #fff;
    bottom: -60%;
    left: -60%;
    transition: 1.25s;
}

.switch_circle-t {
    top: -30%;
    left: 60%;
    width: 300px;
    height: 300px;
}

.switch_container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    position: absolute;
    width: 400px;
    padding: 50px 55px;
    transition: 1.25s;
}

.switch_button {
    cursor: pointer;
}

.switch_button:hover,
.submit:hover {
    box-shadow: 6px 6px 10px #d1d9e6, -6px -6px 10px #f9f9f9;
    transform: scale(0.985);
    transition: 0.25s;
}

.switch_button:active,
.switch_button:focus {
    box-shadow: 2px 2px 6px #d1d9e6, -2px -2px 6px #f9f9f9;
    transform: scale(0.97);
    transition: 0.25s;
}

.is-txr {
    left: calc(100% - 400px);
    transition: 1.25s;
    transform-origin: left;
}

.is-txl {
    left: 0;
    transition: 1.25s;
    transform-origin: right;
}

.is-z {
    z-index: 200;
    transition: 1.25s;
}

.is-hidden {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    transition: 1.25s;
}

.is-gx {
    animation: is-gx 1.25s;
}

@keyframes is-gx {

    0%,
    10%,
    100% {
        width: 400px;
    }

    30%,
    50% {
        width: 500px;
    }
}


.vcode-btn {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.vcode-btn.disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

.vcode-btn:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

.vcode-btn:not(.disabled):hover {
    background-color: #45a049;
}
